MySQL
A beginners look at Drizzle – SQL_MODE
A new feature to MySQL Version 5 was the introduction of SQL_MODE to support STRICT… or TRADITIONAL values. This feature enabled a closer compatibility to other RDBMS products. MySQL by default performs a number of silent data changes which do not help in providing a level of data integrity if you come from a more traditional background.
Identifying resource bottlenecks – Memory
Continuing on from CPU , we turn our attention to Memory. One of the first steps when addressing a MySQL performance tuning problem is to perform a system audit of the physical hardware resources, then identify any obvious bottlenecks in these resources.
A beginners look at Drizzle – Datatypes and Tables
The Drizzle database, while similar to MySQL includes a number of significant differences. In this post we will look at data types and table syntax that is valid in Drizzle. For more background information you can also review A beginners look at Drizzle – Getting around with SHOW .
A beginners look at Drizzle – Getting around with SHOW
Assuming you have successfully compiled Drizzle , and you are ready to start for the first time, here are some beginner differences with those familiar with the current MySQL 5.1 GA version.
A Drizzle update – Running version 2009.03.970-development
I’ve not looked at compiling and running Drizzle on my server for the past four weeks. Well overdue time for a check and see how it’s going. I saw in today’s planet.
Extending vmplot
Taking the work already done with vmplot.sh, a useful tool for MySQL performance tuning by Yves and Matt at BigDBAHead, and in true Open Source fashion I’ve enhanced and modified for my own purposes.
Identifying resource bottlenecks – CPU
One of the first steps when addressing a MySQL performance tuning problem is to perform a system audit of the physical hardware resources, then identify any obvious bottlenecks in these resources.
Two FREE MySQL Conferences Next Month
The annual MySQL Conference & Expo will be held in this year on April 20-23 in Santa Clara, California with a double twist. Not one, but *two* FREE additional MySQL Conferences are running at the same time, in the same hotel.
Priceless Monty
While working with Monty Widenius on a bug I reported in MariaDB I was surprised to not get an IRC response for a few minutes. When committed Monty can identify, create a workaround, and patch a problem in code before you have time to read all the responses he also types.
Hurting the little guy?
Today I come back from the dentist, if that wasn’t bad enough news, I get an email from Google AdWords titled Your Google AdWords Approval Status. In the email, all my AdWords campaigns are now disapproved, because of:
Understanding the various MySQL Products & Variants
The MySQL marketplace today is far more complex then simply choosing between a particular version of MySQL that Sun/MySQL produces. The MySQL server product in general is released under the GNU General Public License (GPL) v2 , however you should carefully review the MySQL Legal Policies {#s0rl} as a number of exceptions and different license agreements operate for companion tools such as MySQL Cluster, MySQL client libraries and documentation for example.
Beginner CSV Engine issues
I’ve just started using the CSV engine for a practical application and I’ve come across a few subtle and unexpected issues/limitations. First, you can’t create any columns in your CSV table nullable.
Infobright Community Edition(ICE) – It’s Free
The March NY MySQL Meetup featured a presentation from Infobright , a data warehousing solution built on the MySQL Product. With a pitch of “Simplicity, Scalability and low TCO” I became more impressed with the capability to delivery on these as the presentation proceeded.
Identifying Bad Memory
I was having problems recently with a dedicated production server, that runs my MySQL Server and a number of websites. It’s most annoying when your system crashes without any reporting in /var/log/messages